Home / 1,262,594.90-1,742,369.46-689,634.92

Finding the Fourth Proportional to 1,262,594.90, 1,742,369.46 and 689,634.92

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Solution

The fourth proportional to 1,262,594.90, 1,742,369.46 and 689,634.92 is: 951,689.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,594.90 : 1,742,369.46 = 689,634.92 : x
  2. Step 2: Convert to fraction form
    1,262,594.90/1,742,369.46 = 689,634.92/x
  3. Step 3: Cross multiply
    1,262,594.90x = 1,742,369.46 × 689,634.92
  4. Step 4: Simplify right side
    1,262,594.90x = 1,201,598,823,157.54
  5. Step 5: Solve for x
    x = 1,201,598,823,157.54/1,262,594.90
  6. Step 6: Final answer
    x = 951,689.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.